文章目录
-
- 这是现代 Python 包的标准配置文件: [build-system] requires = [“setuptools>=45”, “wheel”] build-backend = “setuptools.build_meta” [project] name = “my-awesome-package” version = “0.1.0” authors = [ {name = “Your Name”, email = “your.email@example.com”}, ] description = “A small example package” readme = “README.md” license = {text = “MIT”} requires-python = “>=3.7” classifiers = [ “Development Status :: 3 – Alpha”, “Intended Audience :: Developers”, “License :: OSI Approved :: MIT License”, “Programming Language :: Python :: 3”, “Programming Language :: Python :: 3.7”, “Programming Language :: Python :: 3.8”, “Programming Language :: Python :: 3.9”, “Programming Language :: Python :: 3.10”, “Programming Language :: Python :: 3.11”, ] keywords = [“example”, “package”, “tutorial”] dependencies = [ “requests>=2.25.0”, “numpy>=1.20.0”, ] [project.optional-dependencies] dev = [ “pytest>=6.0”, “black”, “flake8”, ] [project.urls] Homepage = “https://github.com/yourusername/my-awesome-package” Repository = “https://github.com/yourusername/my-awesome-package” Documentation = “https://my-awesome-package.readthedocs.io/” “Bug Tracker” = “https://github.com/yourusername/my-awesome-package/issues” [project.scripts] my-command = “my_package.cli:main”
- from setuptools import setup, find_packages with open(“README.md”, “r”, encoding=”utf-8″) as fh: long_description = fh.read() setup( name=”my-awesome-package”, version=”0.1.0″, author=”Your Name”, author_email=”your.email@example.com”, description=”A small example package”, long_description=long_description, long_description_content_type=”text/markdown”, url=”https://github.com/yourusername/my-awesome-package”, project_urls={ “Bug Tracker”: “https://github.com/yourusername/my-awesome-package/issues”, }, classifiers=[ “Development Status :: 3 – Alpha”, “Intended Audience :: Developers”, “License :: OSI Approved :: MIT License”, “Programming Language :: Python :: 3”, “Programming Language :: Python :: 3.7”, “Programming Language :: Python :: 3.8”, “Programming Language :: Python :: 3.9”, “Programming Language :: Python :: 3.10”, “Programming Language :: Python :: 3.11”, ], package_dir={“”: “src”}, packages=find_packages(where=”src”), python_requires=”>=3.7″, install_requires=[ “requests>=2.25.0”, “numpy>=1.20.0”, ], extras_require={ “dev”: [ “pytest>=6.0”, “black”, “flake8”, ], }, entry_points={ “console_scripts”: [ “my-command=my_package.cli:main”, ], }, )
- 编写清晰的说明文档,包括: 项目简介 安装方法 使用示例 API 文档 贡献指南
- 选择合适的开源许可证,常见的有: MIT License(最宽松) Apache License 2.0 GNU GPL v3(最严格)
- 在发布前,确保包能正确安装和使用: # 构建包 python -m build # 本地安装测试 pip install dist/my_awesome_package-0.1.0-py3-none-any.whl # 测试导入 python -c “import my_package; print(my_package.__version__)”
- 注册Test PyPI账号和获取API密钥,如下图所示 安装发布工具 pip install twine 检查包的有效性 twine check dist/* 上传到测试PyPI,输入api密钥 twine upload –repository testpypi dist/*
- 注册PyPI账号和获取API密钥,如下图所示 上传包到正式环境 twine upload dist/*
- 创建 ~/.pypirc 文件: [distutils] index-servers = pypi testpypi [pypi] username = __token__ password = pypi-your-api-token-here [testpypi] repository = https://test.pypi.org/legacy/ username = __token__ password = pypi-your-test-api-token-here 上传到测试环境 twine upload –repository testpypi dist/* 上传到正式环境 twine upload dist/*
- 建立一个新项目,测试刚刚发布的包 pip install dlt645 调用函数,测试通过
目录
- 简介
- 前期准备
- 1. 注册 PyPI 账户
- 2. 安装必要工具
- 项目结构准备
- 关键文件说明
- 1. pyproject.toml (推荐)
- 2. setup.py (传统方式,仍被广泛支持)
- 3.README.md
- 4.LICENSE
- 版本管理
- 语义化版本控制
- 动态版本管理
- 构建和发布流程
- 本地测试
- 发布到测试环境
- 发布到正式环境
- 使用配置文件上传到Pypi
- 测试上传的包
- 自动化发布
- 使用 GitHub Actions
- 常见问题和解决方案
- 1. 包名冲突
- 2. 上传失败
- 3. 安装后导入失败
- 维护和更新
- 发布新版本
- 废弃旧版本
- 总结
PyPI(Python Package Index)是 Python 官方的第三方软件仓库,是分发 Python 包的标准平台。本文将详细介绍如何准备、打包并发布Python 项目到 PyPI,并能让其他开发者通过 pip install 来使用您的包。
首先,需要在以下两个平台注册账户:
- PyPI 正式环境: https://pypi.org/account/register/
- PyPI 测试环境: https://test.pypi.org/account/register/
先在测试环境中练习发布流程,确保一切正常后再发布到正式环境。
pip install --upgrade pip
pip install --upgrade build
pip install --upgrade twine
build: 用于构建分发包
twine: 用于上传包到 PyPI
build: 用于构建分发包twine: 用于上传包到 PyPI
一个标准的 Python 包应该具有以下结构:
my_package/ ├── src/ │ └── my_package/ │ ├── __init__.py │ └── module.py ├── tests/ │ └── test_module.py ├── README.md ├── LICENSE ├── pyproject.toml └── setup.py (可选)
这是现代 Python 包的标准配置文件:
[build-system]
requires = ["setuptools>=45", "wheel"]
build-backend = "setuptools.build_meta"
[project]
name = "my-awesome-package"
version = "0.1.0"
authors = [
{name = "Your Name", email = "your.email@example.com"},
]
description = "A small example package"
readme = "README.md"
license = {text = "MIT"}
requires-python = ">=3.7"
classifiers = [
"Development Status :: 3 - Alpha",
"Intended Audience :: Developers",
"License :: OSI Approved :: MIT License",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.7",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3.11",
]
keywords = ["example", "package", "tutorial"]
dependencies = [
"requests>=2.25.0",
"numpy>=1.20.0",
]
[project.optional-dependencies]
dev = [
"pytest>=6.0",
"black",
"flake8",
]
[project.urls]
Homepage = "https://github.com/yourusername/my-awesome-package"
Repository = "https://github.com/yourusername/my-awesome-package"
Documentation = "https://my-awesome-package.readthedocs.io/"
"Bug Tracker" = "https://github.com/yourusername/my-awesome-package/issues"
[project.scripts]
my-command = "my_package.cli:main"
from setuptools import setup, find_packages
with open("README.md", "r", encoding="utf-8") as fh:
long_description = fh.read()
setup(
name="my-awesome-package",
version="0.1.0",
author="Your Name",
author_email="your.email@example.com",
description="A small example package",
long_description=long_description,
long_description_content_type="text/markdown",
url="https://github.com/yourusername/my-awesome-package",
project_urls={
"Bug Tracker": "https://github.com/yourusername/my-awesome-package/issues",
},
classifiers=[
"Development Status :: 3 - Alpha",
"Intended Audience :: Developers",
"License :: OSI Approved :: MIT License",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.7",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3.11",
],
package_dir={"": "src"},
packages=find_packages(where="src"),
python_requires=">=3.7",
install_requires=[
"requests>=2.25.0",
"numpy>=1.20.0",
],
extras_require={
"dev": [
"pytest>=6.0",
"black",
"flake8",
],
},
entry_points={
"console_scripts": [
"my-command=my_package.cli:main",
],
},
)
编写清晰的说明文档,包括:
- 项目简介
- 安装方法
- 使用示例
- API 文档
- 贡献指南
选择合适的开源许可证,常见的有:
- MIT License(最宽松)
- Apache License 2.0
- GNU GPL v3(最严格)
遵循 Semantic Versioning 标准:
- 主版本号:不兼容的 API 修改
- 次版本号:向下兼容的功能新增
- 修订版本号:向下兼容的问题修正
例如:1.2.3
可以使用工具自动管理版本号:
# src/my_package/__init__.py __version__ = "0.1.0"
# pyproject.toml
[project]
dynamic = ["version"]
[tool.setuptools.dynamic]
version = {attr = "my_package.__version__"}
在发布前,确保包能正确安装和使用:
# 构建包 python -m build # 本地安装测试 pip install dist/my_awesome_package-0.1.0-py3-none-any.whl # 测试导入 python -c "import my_package; print(my_package.__version__)"
-
注册Test PyPI账号和获取API密钥,如下图所示

-
安装发布工具
pip install twine
-
检查包的有效性
twine check dist/*

-
上传到测试PyPI,输入api密钥
twine upload --repository testpypi dist/*

注册Test PyPI账号和获取API密钥,如下图所示

安装发布工具
pip install twine
检查包的有效性
twine check dist/*

上传到测试PyPI,输入api密钥
twine upload --repository testpypi dist/*

-
注册PyPI账号和获取API密钥,如下图所示

-
上传包到正式环境
twine upload dist/*

注册PyPI账号和获取API密钥,如下图所示

上传包到正式环境
twine upload dist/*

-
创建 ~/.pypirc 文件:
[distutils]
index-servers = pypi testpypi
[pypi]
username = __token__
password = pypi-your-api-token-here
[testpypi]
repository = https://test.pypi.org/legacy/
username = __token__
password = pypi-your-test-api-token-here
-
上传到测试环境
twine upload --repository testpypi dist/*
-
上传到正式环境
twine upload dist/*
创建 ~/.pypirc 文件:
[distutils] index-servers = pypi testpypi [pypi] username = __token__ password = pypi-your-api-token-here [testpypi] repository = https://test.pypi.org/legacy/ username = __token__ password = pypi-your-test-api-token-here
上传到测试环境
twine upload --repository testpypi dist/*
上传到正式环境
twine upload dist/*
-
建立一个新项目,测试刚刚发布的包
pip install dlt645

-
调用函数,测试通过

建立一个新项目,测试刚刚发布的包
pip install dlt645

调用函数,测试通过

创建 .github/workflows/publish.yml:
name: Publish to PyPI
on:
release:
types: [published]
jobs:
publish:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v3
- name: Set up Python
uses: actions/setup-python@v4
with:
python-version: '3.x'
- name: Install dependencies
run: |
python -m pip install --upgrade pip
pip install build twine
- name: Build package
run: python -m build
- name: Publish to PyPI
env:
TWINE_USERNAME: __token__
TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
run: twine upload dist/*
如果包名已被占用,需要选择其他名称。可以:
- 添加前缀或后缀
- 使用更具描述性的名称
常见原因:
- 版本号重复
- 认证信息错误
- 网络连接问题
检查:
- 包结构是否正确
__init__.py文件是否存在- 模块路径是否正确
- 更新版本号
- 更新 CHANGELOG
- 构建新包
- 上传到 PyPI
可以在 PyPI 上标记特定版本为已废弃,但不能删除已发布的版本。
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